com.licel.jcardsim.crypto

Class ECPublicKeyImpl

java.lang.Object

com.licel.jcardsim.crypto.KeyImpl

com.licel.jcardsim.crypto.ECKeyImpl

com.licel.jcardsim.crypto.ECPublicKeyImpl

All Implemented Interfaces:

KeyWithParameters, javacard.security.ECKey, javacard.security.ECPublicKey, javacard.security.Key, javacard.security.PublicKey

public class ECPublicKeyImpl
extends ECKeyImpl
implements javacard.security.ECPublicKey

Implementation ECPublicKey based on BouncyCastle CryptoAPI.

See Also:

ECPublicKey, ECPublicKeyParameters

Field Summary

Fields

Modifier and Type	Field and Description
protected ByteContainer	w

Fields inherited from class com.licel.jcardsim.crypto.ECKeyImpl

a, b, e1, e2, e3, fp, g, isKInitialized, k, r

Fields inherited from class com.licel.jcardsim.crypto.KeyImpl

size, type

Constructor Summary

Constructors

Constructor and Description
ECPublicKeyImpl(byte keyType, short keySize) Construct not-initialized ecc public key
ECPublicKeyImpl(org.bouncycastle.crypto.params.ECPublicKeyParameters params) Construct and initialize ecc key with ECPublicKeyParameters.

Method Summary

Modifier and Type	Method and Description
void	clearKey()
org.bouncycastle.crypto.CipherParameters	getParameters() Get ECPublicKeyParameters
short	getW(byte[] buffer, short offset)
boolean	isInitialized()
void	setParameters(org.bouncycastle.crypto.CipherParameters params) Set cipher key for use with BouncyCastle Crypto API
void	setW(byte[] buffer, short offset, short length)

Methods inherited from class com.licel.jcardsim.crypto.ECKeyImpl

copyDomainParametersFrom, getA, getB, getDomainParameters, getField, getG, getK, getKeyGenerationParameters, getR, isDomainParametersInitialized, setA, setB, setFieldF2M, setFieldF2M, setFieldFP, setG, setK, setR

Methods inherited from class com.licel.jcardsim.crypto.KeyImpl

getSize, getType

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface javacard.security.Key

getSize, getType

Methods inherited from interface javacard.security.ECKey

copyDomainParametersFrom, getA, getB, getField, getG, getK, getR, setA, setB, setFieldF2M, setFieldF2M, setFieldFP, setG, setK, setR

Field Detail

w

protected ByteContainer w

Constructor Detail

ECPublicKeyImpl

public ECPublicKeyImpl(byte keyType,
                       short keySize)

Construct not-initialized ecc public key

Parameters:

keyType - key type

keySize - key size it bits

See Also:

KeyBuilder

ECPublicKeyImpl

public ECPublicKeyImpl(org.bouncycastle.crypto.params.ECPublicKeyParameters params)

Construct and initialize ecc key with ECPublicKeyParameters. Use in KeyPairImpl

Parameters:

params - key params from BouncyCastle API

See Also:

KeyPair, ECPublicKeyParameters

Method Detail

setParameters

public void setParameters(org.bouncycastle.crypto.CipherParameters params)

Description copied from interface: KeyWithParameters

Set cipher key for use with BouncyCastle Crypto API

Specified by:

setParameters in interface KeyWithParameters

Parameters:

params - key parameters

setW

public void setW(byte[] buffer,
                 short offset,
                 short length)
          throws javacard.security.CryptoException

Specified by:

setW in interface javacard.security.ECPublicKey

Throws:

javacard.security.CryptoException

getW

public short getW(byte[] buffer,
                  short offset)
           throws javacard.security.CryptoException

Specified by:

getW in interface javacard.security.ECPublicKey

Throws:

javacard.security.CryptoException

isInitialized

public boolean isInitialized()

Specified by:

isInitialized in interface javacard.security.Key

clearKey

public void clearKey()

Specified by:

clearKey in interface javacard.security.Key

Overrides:

clearKey in class ECKeyImpl

getParameters

public org.bouncycastle.crypto.CipherParameters getParameters()

Get ECPublicKeyParameters

Specified by:

getParameters in interface KeyWithParameters

Returns:

parameters for use with BouncyCastle API

See Also:

ECPublicKeyParameters